how many additional many additional copies of data are written into the Isilon cluster using HDFS?
A four-node Isilon cluster is being used in a Hadoop workflow with a parity protection of N+2:1.
The HDFS protocol has been enabled and is being used to access data.
According to EMC best practices, how many additional many additional copies of data are written
into the Isilon cluster using HDFS?
how much space needs to be reserved for snapshots on an Isilon cluster?
By default, how much space needs to be reserved for snapshots on an Isilon cluster?
How many DataNodes does the Isilon cluster have?
Your customer has a new business unit. They are gathering web log files to be analyzed. They are
using Hadoop to do the analysis of the logs. The IT department is centrally storing the log files on
a 5-node Isilon cluster. They have enabled the Hadoop cluster to access the files directly on the
Isilon storage. The nodes are X400’s with two SSD drives in each node and 96GB of RAM. How
many DataNodes does the Isilon cluster have?
How does Isilon SnapshotIQ use storage for snapshots?
How does Isilon SnapshotIQ use storage for snapshots?
What would be the best price-to-performance node(s) for this solution?
A media and entertainment company has asked for help in creating a new Video On Demand
(VOD) storage system. The storage would be delivered to 5000 subscribers simultaneously. They
would like to store 5000 hours of full length, High Definition (HD) movies.
What would be the best price-to-performance node(s) for this solution?
What explanation can be provided to the customer?
A customer is considering moving their NAS data over to Isilon systems. They want to know what
limitations Isilon has regarding snapshots. What explanation can be provided to the customer?
What changes to the Isilon cluster will best accelerate the browsing performance?
Your customer has observed degradation in response time while browsing for media files within
the Production Media folder on the Isilon cluster. That directory now contains over five million files.
It was confirmed that there are no network or edit station related causes.
What changes to the Isilon cluster will best accelerate the browsing performance?
How can the customer remove the snapshots and avoid the overhead caused by the process?
A customer created one month of snapshots consisting of one snapshot every 8 hours for 30 days
on an Isilon cluster using SnapshotIQ. The customer is now deleting the snapshots randomly and
is experiencing overhead to the cluster. How can the customer remove the snapshots and avoid
the overhead caused by the process?
Which is the appropriate choice to resolve the playback issues?
Your customer uses an existing Isilon cluster consisting of five NL-Series nodes to source
broadcast media files for playback and streaming. The customer reports that the playback pauses
and stutters regularly. It has been confirmed that there are no network or playback system issues.
Which is the appropriate choice to resolve the playback issues?
Why is this possible on an Isilon cluster?
An Isilon customer would like to have different snapshot policies and schedules on the same
directory. Why is this possible on an Isilon cluster?